Fig. 2From: Radial self-navigated native magnetic resonance angiography in comparison to navigator-gated contrast-enhanced MRA of the entire thoracic aorta in an aortic patient collectiveDiameter measurement. For example, the diameter of an aneurysmal aortic segment of the ascending aorta at the level of the right pulmonary artery measured axially, perpendicular to the blood-filled lumen outer wall to the outer wall in multiplanar reformatBack to article page